diff --git a/core/src/mindustry/ai/types/LogicAI.java b/core/src/mindustry/ai/types/LogicAI.java
index b20bc87db6..c910999c2f 100644
--- a/core/src/mindustry/ai/types/LogicAI.java
+++ b/core/src/mindustry/ai/types/LogicAI.java
@@ -119,6 +119,9 @@ public class LogicAI extends AIController{
 
         vec.set(target).sub(unit);
 
+        //do not move when infinite vectors are used.
+        if(vec.isNaN() || vec.isInfinite()) return;
+
         float length = circleLength <= 0.001f ? 1f : Mathf.clamp((unit.dst(target) - circleLength) / smooth, -1f, 1f);
 
         vec.setLength(unit.realSpeed() * length);
diff --git a/gradle.properties b/gradle.properties
index 02b3252d8c..a2de2401ed 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
 org.gradle.daemon=true
 org.gradle.jvmargs=-Xms256m -Xmx1024m
-archash=40c4e9db40cb8fbe7daa091f20ca0bf5acfd8484
+archash=baaa8652a41304abff81995aaf90f6589461ec0c